BOUKRIEIEVA, Olha S. ELECTRONIC TEXTBOOKS APPLICATION FOR TEACHING STANDARDIZATION AND CERTIFICATION. Information Technologies and Learning Tools, [S. l.], v. 79, n. 5, p. 154–167, 2020. DOI: 10.33407/itlt.v79i5.3011. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/3011.. Acesso em: 30 apr. 2024.